TROUBLE DIAGNOSES — Electrical Components Inspection (Cont'd)
EF & EC-125prose procedureElectrical Components Inspection (Cont'd)
INJECTOR
- 1Disconnect injector harness connector.
SEF435H - 2Check injector resistnace.SEF435H
- 3Remove injector and check nozzle for clogging if necessary.
| Specification | Value |
|---|---|
| Injector Resistance | 2 - 3Ω |
Injector Resistance
2 - 3Ω
POWER TRANSISTOR
- 1Disconnect power transistor harness connectors.
SEF436H - 2Check continuity between terminals as shown below:SEF436H
Power Transistor Continuity Check
| Terminal combination 1 | Terminal combination 2 | Terminal combination 3 | Terminal combination 4 | Tester polarity | Continuity | Tester polarity | Continuity |
|---|---|---|---|---|---|---|---|
| 1d | 2d | 3d | 4d | + / - | Yes | - / + | No |
| 1c | 2b | 3f | 4e | + / - | Yes | - / + | No |
| dc | db | df | de | + / - | Yes | - / + | Yes |
1d
Terminal combination 22d
Terminal combination 33d
Terminal combination 44d
Tester polarity+ / -
ContinuityYes
Tester polarity- / +
ContinuityNo
1c
Terminal combination 22b
Terminal combination 33f
Terminal combination 44e
Tester polarity+ / -
ContinuityYes
Tester polarity- / +
ContinuityNo
dc
Terminal combination 2db
Terminal combination 3df
Terminal combination 4de
Tester polarity+ / -
ContinuityYes
Tester polarity- / +
ContinuityYes
IGNITION COIL
- 1Disconnect ignition coil harness connector.
SEF437H - 2Check resistance between terminals (a) and (b).SEF437H
| Specification | Value |
|---|---|
| Ignition Coil Resistance (terminals a and b) | 0.6 - 0.8Ω |
Ignition Coil Resistance (terminals a and b)
0.6 - 0.8Ω
A.A.C. VALVE
- 1Disconnect A.A.C. valve harness connector.
SEF438H - 2Check A.A.C. valve resistance.SEF438H
| Specification | Value |
|---|---|
| A.A.C. Valve Resistance | Approximately 9 - 10Ω |
A.A.C. Valve Resistance
Approximately 9 - 10Ω